<template>
  <section class="main">
      <input id="toggle-all" class="toggle-all" type="checkbox" :checked="isChecked"/>
      <label for="toggle-all">Mark all as complete</label>
      <ul class="todo-list">
        <!-- 当任务已完成，可以给 li 加上 completed 类，会让元素加上删除线 -->
        <li :class="{completed:item.isDone}" v-for="item in list" :key="item.id">
          <div class="view">
            <input class="toggle" type="checkbox"  @change="changeisDone(item.id)" :checked='item.isDone'/>
            <label>{{item.name}}</label>
            <button class="destroy" @click="del(item.id)" v-show='list.filter(item=>item.isDone).length'></button>
          </div>
        </li>
      </ul>
    </section>
</template>
<script>
export default {
  name: 'TheBody',
  props: {
    list:{
        type:Array,
        required:true
    }
  },
  methods:{
    changeisDone(id){
        // console.log();
        this.$emit('changeisDone',id)
    },
    del(id){
        this.$emit('del',id)

    }
  }

};
</script>
<style lang='less' scoped>
</style>